1 /*
   2  * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 package com.sun.tools.jextract.tree;
  24 
  25 import java.util.List;
  26 import java.util.Collections;
  27 import java.util.Objects;
  28 import java.util.Optional;
  29 import jdk.internal.clang.Cursor;
  30 
  31 public class EnumTree extends Tree {
  32     private final Optional<Tree> definition;
  33     private final List<FieldTree> constants;
  34 
  35     EnumTree(Cursor c, Optional<Tree> definition, List<FieldTree> consts) {
  36         this(c, definition, consts, c.spelling());
  37     }
  38 
  39     private EnumTree(Cursor c, Optional<Tree> definition, List<FieldTree> consts, String name) {
  40         super(c, name);
  41         this.definition = c.isDefinition()? Optional.of(this) : Objects.requireNonNull(definition);
  42         this.constants = Collections.unmodifiableList(consts);
  43     }
  44 
  45     @Override
  46     public EnumTree withName(String newName) {
  47         return name().equals(newName)? this :
  48             new EnumTree(cursor(), definition, constants, newName);
  49     }
  50 
  51     public Optional<Tree> definition() {
  52         return definition;
  53     }
  54 
  55     public List<FieldTree> constants() {
  56         return constants;
  57     }
  58 
  59     @Override
  60     public <R,D> R accept(TreeVisitor<R,D> visitor, D data) {
  61         return visitor.visitEnum(this, data);
  62     }
  63 }